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Finding the Fourth Proportional to 277,896.07, 383,503.71 and 170,525.44

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Solution

The fourth proportional to 277,896.07, 383,503.71 and 170,525.44 is: 235,329.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,896.07 : 383,503.71 = 170,525.44 : x
  2. Step 2: Convert to fraction form
    277,896.07/383,503.71 = 170,525.44/x
  3. Step 3: Cross multiply
    277,896.07x = 383,503.71 × 170,525.44
  4. Step 4: Simplify right side
    277,896.07x = 65,397,138,889.38
  5. Step 5: Solve for x
    x = 65,397,138,889.38/277,896.07
  6. Step 6: Final answer
    x = 235,329.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.